Test Overview

Test Methodology

Cytogenetic quantitation of chromosomal breakage in response to diepoxybutane (DEB) and mitomycin C (MMC).

Test Usage

Diagnosis of Fanconi Anemia (FA)

Reference Range*

Interpretive report provided.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details

Days Test Performed

Tuesday, Friday

Analytic Time

2 - 3 weeks

Soft Order Code




Fanconi Anemia
DEB (diepoxybutane) Test
MMC (mitomycin C) Test
Fanconi Anemia by DEB

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Laboratory Reference

Dana Farber Cancer Institute

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Specimen Requirements

Offsite Collection Instructions

Collect specimen in a green top tube (sodium heparin). Send 20 mL (minimum 3 mL) intact specimen at room temperature. Skin biopsy specimens are also acceptable. Specimens are accepted by MLabs Monday, Wednesday, and Thursday only (specimen must be received by MLabs by 6:00 pm). Specimen must be accompanied by a Dana Farber consent form (available from MLabs) signed by the ordering physician.

Normal Volume

20 mL whole blood

Minimum Volume

3 mL whole blood

Additional Information

Test sent to Dana Farber Cancer Institute.

Billing Information

Fee Codes

CPT Code

88249, 88230

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